CN220909216U - Mechanical reinforcing device for narrow expansion joint wall - Google Patents
Mechanical reinforcing device for narrow expansion joint wall Download PDFInfo
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- CN220909216U CN220909216U CN202322162684.2U CN202322162684U CN220909216U CN 220909216 U CN220909216 U CN 220909216U CN 202322162684 U CN202322162684 U CN 202322162684U CN 220909216 U CN220909216 U CN 220909216U
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- limiting
- rotating shaft
- shell
- supporting part
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- 230000003014 reinforcing effect Effects 0.000 title claims description 6
- 230000002787 reinforcement Effects 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 description 9
- 239000004793 Polystyrene Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model relates to a mechanical reinforcement device for a narrow expansion joint wall body, which comprises a shell, a shaft hole, a rotating shaft, a limiting cavity, a limiting wheel, a left supporting part, a right supporting part and a hand handle, wherein the shell is provided with a first support part and a second support part; a plurality of groups of horizontal containing cavities are vertically arranged in the shell, a limiting cavity is arranged above the containing cavities, a shaft hole is vertically formed for communicating the plurality of groups of containing cavities with the limiting cavities, a rotating shaft is sleeved in the shaft hole, a limiting wheel and a driving gear are fixed on the rotating shaft, the limiting wheel is positioned in the limiting cavity, a plurality of limiting holes are circumferentially arranged on the limiting wheel, a pin hole corresponding to the limiting holes is formed above the shell, and a pin shaft is arranged in the pin hole and limits the rotation of the rotating shaft; the driving gear is positioned in the accommodating cavity, an upper chute and a lower chute are formed on the upper surface and the lower surface of the accommodating cavity, a left supporting part and a right supporting part are sleeved in the chute in a sliding way through sliding blocks arranged above the left supporting part and the right supporting part, and racks meshed with the driving gear are also fixed on the left supporting part and the right supporting part; the upper end of the rotating shaft is fixed with a hand handle to drive the rotating shaft to rotate.
Description
Technical Field
The utility model relates to the technical field of building engineering construction, in particular to a mechanical reinforcing device for a narrow expansion joint wall body.
Background
The building expansion joint is a structural joint which is arranged at a proper position along the direction of a building or a construction joint of the building in order to prevent a building member from generating cracks or damages due to climate temperature change (thermal expansion and contraction), and the expansion joint has different widths; the expansion joint divides building components such as wall, floor, roof (except wood roof) above foundation into two independent parts, so that the building or structure can horizontally expand and contract along the length direction.
During normal construction, the polystyrene board is used as disposable stuffing to be stuffed between the templates, and concrete pouring is performed again, but in the concrete pouring process, the wall is extremely easy to deform and deviate due to extrusion of concrete, and meanwhile, the polystyrene board can be moved upwards under the action of buoyancy to cause the problem of support failure below the templates, and the section size of the concrete can not be guaranteed, so that the safety of the whole structure is even affected.
If there is a device, the template of both sides is consolidated in the support that can stabilize to can adjust according to the width of template and support, and easy recovery can repetitious reuse, alright solve above-mentioned problem.
Based on the above, it is necessary to study a mechanical reinforcement device for a narrow expansion joint wall.
Disclosure of utility model
In view of the above, the utility model aims to provide a mechanical reinforcing device for a narrow expansion joint wall body, which effectively solves the problems that the wall body is easy to deform and deviate due to the fact that a polystyrene board is adopted as one-time packing in the existing expansion joint construction, and the section size of concrete cannot be guaranteed.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a mechanical reinforcing device for a narrow expansion joint wall body is characterized in that:
The hand crank comprises a shell, a shaft hole, a rotating shaft, a limiting cavity, a limiting wheel, a left supporting part, a right supporting part and a hand crank;
The shell is provided with a plurality of groups of through horizontal containing cavities from top to bottom at intervals along the vertical direction, and a limit cavity is arranged above the plurality of groups of horizontal containing cavities;
the shaft hole is vertically formed and connects a plurality of groups of containing cavities and limiting cavities in series;
The rotating shaft is sleeved in the shaft hole, and the rotating shaft is fixedly sleeved with a limiting wheel and a plurality of groups of driving gears; the limiting wheels are positioned in the limiting cavities, and the multiple groups of driving gears are correspondingly positioned in the accommodating cavities;
the limiting wheel is provided with a plurality of limiting holes on the circumference taking the rotating shaft as the center, the upper surface of the shell is provided with pin holes corresponding to the limiting holes, and pin shafts are arranged in the pin holes and used for limiting the rotating shaft to rotate;
the top surface and the bottom surface of the containing cavity are respectively provided with an upper chute and a lower chute which correspond to each other;
The left supporting part and the right supporting part comprise a driving seat and a supporting block; an upper sliding block and a lower sliding block are respectively fixed on the driving seat and are respectively sleeved in the upper sliding groove and the lower sliding groove in a sliding manner; a rack is fixed on the side surface of the driving seat and meshed with the driving gear; an elastic supporting block is fixed at the end part of the driving seat; the supporting block extends out of the shell;
The hand handle is fixedly arranged at the upper end of the rotating shaft.
Further, the left support part and the right support part are provided with a plurality of groups, and the upper group and the lower group are correspondingly arranged in a staggered manner.
Further, the upper end of the rotating shaft extends out of the clamping blocks to two sides respectively, and the clamping blocks are rectangular blocks.
Further, a groove matched with the clamping block is formed in one end of the crank, and the crank is sleeved on the rotating shaft.
Further, a plurality of groups of lifting lugs are fixed above the shell.
The beneficial effects of the technical scheme are as follows:
According to the utility model, the driving seat can be pushed out from the shell when the rotating shaft is rotated by adopting the gear and rack transmission structure, so that the supporting block can firmly abut against the template, and the arrangement of the limiting wheel and the pin shaft can be locked after the rotating shaft rotates to a proper position, thereby preventing the driving seat and the supporting block from spontaneously shrinking inwards due to the pressure of concrete, and ensuring the supporting force of the device and the stability of the whole structure.
According to the utility model, the lifting lug is fixed on the shell, so that the whole lifting movement of the device is more convenient, the device can be quickly transferred to a required construction area, meanwhile, the shell is internally provided with the containing cavity, and the driving mechanism and the like are arranged in the containing cavity, so that the transmission cannot be influenced due to sputtering in the concrete pouring process, the structure of the device is protected, and the service life of the device is greatly prolonged.
According to the utility model, the sliding grooves are formed in the accommodating cavity, the sliding blocks are fixed on the driving seat, so that the movement of the driving seat is changed into fixed horizontal translation, the movement track is not changed due to the influence of the driving gear, the supporting blocks are ensured to extend horizontally to two sides and firmly lean against the templates, the supporting blocks are made of elastic materials, and the forces can be better applied to the templates, so that the friction force between the supporting blocks and the templates is increased, the device can not generate rising force due to the buoyancy of concrete, and the pin holes are convenient to correspond to the limiting holes to a certain extent.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model in use;
FIG. 2 is a schematic cross-sectional view of the contracted state of the present utility model;
FIG. 3 is a schematic view of the structure of section A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of B in FIG. 2;
FIG. 5 is a schematic view of the structure of the housing of the present utility model;
FIG. 6 is a schematic perspective view of a spacing wheel according to the present utility model;
fig. 7 is a schematic structural diagram of a driving seat according to the present utility model.
Reference numerals: 1 is a shell, 2 is a rotating shaft, 3 is a driving gear, 4 is a left supporting part, 5 is a right supporting part, 6 is an upper sliding block, 7 is a lower sliding block, 8 is a supporting block, 9 is a lifting lug, 10 is a template, 11 is a limiting cavity, 12 is a limiting wheel, 13 is a pin hole, 14 is a pin shaft, 15 is a limiting hole, 16 is a hand handle, 17 is a containing cavity, 18 is an upper sliding groove, 19 is a lower sliding groove, 20 is a shaft hole, 21 is a driving seat, 22 is a rack, and 23 is a clamping block.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
Embodiment 1, this embodiment aims at providing a narrow expansion joint wall body mechanical reinforcement device, and it mainly used supports the reinforcement of template in the expansion joint construction, adopts the polyphenyl board as disposable packing in the current expansion joint construction, leads to the wall body extremely easily to produce the deformation off normal, and the concrete cross-section size also can not guarantee the problem, and this embodiment provides a narrow expansion joint wall body mechanical reinforcement device.
As shown in fig. 1-6, a mechanical reinforcement device for a narrow expansion joint wall body comprises a shell 1, a shaft hole, a rotating shaft 2, a limiting cavity 11, a limiting wheel 12, a left supporting part 4, a right supporting part 5 and a hand crank 16; a plurality of groups of through horizontal containing cavities 17 are arranged in the shell 1 at intervals from top to bottom, the upper surface and the lower surface of the containing cavities 17 are parallel and kept horizontal, the centers of the plurality of groups of containing cavities 17 are collinear, and a circular limiting cavity 11 is arranged above the containing cavities 17; the limiting cavity 11 is concentric with the plurality of groups of containing cavities 17; the upper surface of the containing cavity 17 is provided with the upper sliding groove 18, the lower surface of the containing cavity 17 is provided with the lower sliding groove 19, the upper sliding groove 18 and the lower sliding groove 19 are arranged in parallel, the sliding grooves can enable the movement of the driving seat 21 to be changed into fixed horizontal translation, the supporting block 8 is ensured to move horizontally to two sides and firmly lean against the template 10, the supporting block 8 is made of elastic materials, force can be better applied to the template 10, friction force between the supporting block and the template 10 is increased, the device cannot generate ascending force due to buoyancy of concrete, meanwhile, the pin hole 13 is convenient to correspond to the limiting hole 15 to a certain extent, the lifting lug 9 is fixed at the upper end of the shell 1, the whole lifting movement of the device is more convenient, the driving seat 21 can be quickly transferred to a required construction area, meanwhile, the containing cavity 17 is arranged in the shell, the driving mechanism and the like are uniformly distributed in the containing cavity 17, the concrete pouring process cannot be influenced due to sputtering, the transmission is protected, and the service life of the device is greatly prolonged.
The shaft hole 20 is vertically formed in the middle of the shell 1 and penetrates through the limiting cavity 11 and the multiple groups of containing cavities 17; the rotating shaft 2 is vertically sleeved in the shaft hole 20, a limiting wheel 12 and a plurality of groups of driving gears 3 are sequentially fixed on the rotating shaft 2, the limiting wheel 12 is positioned in the limiting cavity 11, and the driving gears 3 are positioned in the accommodating cavity 17 in a one-to-one correspondence manner; a plurality of limiting holes 15 are circumferentially distributed on the limiting wheel 12 by taking the rotating shaft as the center of a circle, a pin hole 13 is formed in the shell 1 above the limiting holes 15, the pin hole 13 can correspond to the limiting holes 15, and after the pin shaft 14 is inserted into the pin hole 13 and the limiting holes 15, the rotating shaft 2 can be locked to prevent the rotating shaft from rotating.
The left support part 4 and the right support part 5 comprise a drive seat 21 and a support block 8, an upper sliding block 6 and a lower sliding block 7 are fixed on the upper surface and the lower surface of the drive seat 21, the upper sliding block 6 and the lower sliding block 7 are correspondingly sleeved in an upper sliding groove 18 and a lower sliding groove 19 in a sliding manner, a rack 22 is fixed on one side, facing the drive gear 3, of the drive seat 21, and the rack 22 can be meshed with the drive gear 3; a supporting block 8 with elasticity is fixed at the tail end of the driving seat 21, the supporting block 8 extends out of the shell 1 and is positioned outside the shell 1, a plurality of groups of left supporting parts 4 and right supporting parts 5 are arranged, and an upper group and a lower group are correspondingly arranged in a staggered manner; the driving seat 21 can be pushed out from the inside of the shell when the rotating shaft 2 rotates, so that the supporting block 8 can firmly abut against the template 10, and the arrangement of the limiting wheel 12 and the pin shaft 14 can lock after the rotating shaft 2 rotates to a proper position, thereby preventing the driving seat 21 and the supporting block 8 from spontaneously shrinking inwards due to the pressure of concrete, and ensuring the supporting force of the device and the stability of the whole structure.
The upper end of the rotating shaft 2 is respectively extended to two sides to form rectangular clamping blocks 23, a groove matched with the clamping blocks 23 is formed in one end of the hand handle 16, the hand handle 16 is 2 sleeved on the rotating shaft 2, the clamping blocks 23 are clamped in the grooves, the hand handle 16 can enable constructors to apply force better, accordingly, the rotating shaft 2 is driven to rotate, the operation time of the constructors is saved, the construction efficiency is improved, and good economic and social benefits are achieved.
The above-mentioned embodiments of the present utility model do not limit the scope of the present utility model, and the present utility model basically contemplates that by arranging a driving gear on a rotating shaft, placing the driving gear in a cavity, fixing a rack on a driving seat and engaging with the driving gear, the driving seat can be driven to move horizontally when the rotating shaft rotates, fixing a supporting block at the end of the driving seat for supporting the template 10, and simultaneously arranging a limiting device above the rotating shaft, the rotating shaft can be locked, and the reverse rotation of the rotating shaft is prevented.
Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model as set forth in the appended claims.
Claims (5)
1. A mechanical reinforcing device for a narrow expansion joint wall body is characterized in that:
The hand crank comprises a shell, a shaft hole, a rotating shaft, a limiting cavity, a limiting wheel, a left supporting part, a right supporting part and a hand crank;
The shell is provided with a plurality of groups of through horizontal containing cavities from top to bottom at intervals along the vertical direction, and a limit cavity is arranged above the plurality of groups of horizontal containing cavities;
the shaft hole is vertically formed and connects a plurality of groups of containing cavities and limiting cavities in series;
The rotating shaft is sleeved in the shaft hole, and the rotating shaft is fixedly sleeved with a limiting wheel and a plurality of groups of driving gears; the limiting wheels are positioned in the limiting cavities, and the multiple groups of driving gears are correspondingly positioned in the accommodating cavities;
the limiting wheel is provided with a plurality of limiting holes on the circumference taking the rotating shaft as the center, the upper surface of the shell is provided with pin holes corresponding to the limiting holes, and pin shafts are arranged in the pin holes and used for limiting the rotating shaft to rotate;
the top surface and the bottom surface of the containing cavity are respectively provided with an upper chute and a lower chute which correspond to each other;
The left supporting part and the right supporting part comprise a driving seat and a supporting block; an upper sliding block and a lower sliding block are respectively fixed on the driving seat and are respectively sleeved in the upper sliding groove and the lower sliding groove in a sliding manner; a rack is fixed on the side surface of the driving seat and meshed with the driving gear; an elastic supporting block is fixed at the end part of the driving seat; the supporting block extends out of the shell;
The hand handle is fixedly arranged at the upper end of the rotating shaft.
2. The mechanical reinforcement device for a narrow expansion joint wall according to claim 1, wherein: the left support part and the right support part are provided with a plurality of groups, and the upper group and the lower group are correspondingly arranged in a staggered manner.
3. A mechanical reinforcement device for a narrow expansion joint wall according to claim 2, wherein: the upper end of the rotating shaft extends out of the clamping blocks to two sides respectively, and the clamping blocks are rectangular blocks.
4. A mechanical reinforcement device for a narrow expansion joint wall according to claim 3, wherein: one end of the crank is provided with a groove matched with the clamping block and sleeved on the rotating shaft.
5. A mechanical reinforcement device for a wall with a narrow expansion joint according to any one of claims 1 to 4, wherein: and a plurality of groups of lifting lugs are fixed above the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162684.2U CN220909216U (en) | 2023-08-11 | 2023-08-11 | Mechanical reinforcing device for narrow expansion joint wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162684.2U CN220909216U (en) | 2023-08-11 | 2023-08-11 | Mechanical reinforcing device for narrow expansion joint wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220909216U true CN220909216U (en) | 2024-05-07 |
Family
ID=90920515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322162684.2U Active CN220909216U (en) | 2023-08-11 | 2023-08-11 | Mechanical reinforcing device for narrow expansion joint wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220909216U (en) |
-
2023
- 2023-08-11 CN CN202322162684.2U patent/CN220909216U/en active Active
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| GR01 | Patent grant |